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Study the given reaction and fill in the...

Study the given reaction and fill in the blanks by selecting an appropriate option.

A

A

B

B

C

C

D

D

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The correct Answer is:
C

Balanced chemical equation is
`3MnO_2 + 3Al to 3Mn + 2Al_2O_3` Thus, x is 3, y is 4 and z is 2. In this reaction, M`nO_2` loses oxygen so, it gets reduced and acts as an oxidising agent while Al gains oxygen so, it gets oxidised and acts as a reducing agent.
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